Home / 342,196,237.60-513,420,327.60-112,172,826.40

Finding the Fourth Proportional to 342,196,237.60, 513,420,327.60 and 112,172,826.40

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Solution

The fourth proportional to 342,196,237.60, 513,420,327.60 and 112,172,826.40 is: 168,300,533.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,196,237.60 : 513,420,327.60 = 112,172,826.40 : x
  2. Step 2: Convert to fraction form
    342,196,237.60/513,420,327.60 = 112,172,826.40/x
  3. Step 3: Cross multiply
    342,196,237.60x = 513,420,327.60 × 112,172,826.40
  4. Step 4: Simplify right side
    342,196,237.60x = 57,591,809,278,105,936
  5. Step 5: Solve for x
    x = 57,591,809,278,105,936/342,196,237.60
  6. Step 6: Final answer
    x = 168,300,533.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.